Coralife Actinic Fluorescent Bulb (36"L X 1.5"Diameter; T12)

100% actinic 03 blue fluorescent bulb enhances the vibrant colors of fish and invertebrates, making it ideal for saltwater, reef, and freshwater aquariums. Simulates dusk and dawn environments, providing beneficial blue light, which most readily penetrates the water.Peaks at 420 nanometers.Rugged construction for dependable long life.Rapid-start lamp fits all compatible standard and electronic ballasts.360-degree output.